| square kilometre
|
km2
|
Q712226
|
km2
|
US spelling: square kilometer
|
1.0 km2 (0.39 sq mi)
|
|
| square hectometre
|
hm2
|
Q35852
|
hm2
|
US spelling: square hectometer
|
1.0 hm2 (2.5 acres)
|
|
| square decametre
|
dam2
|
Q23931040
|
dam2
|
US spelling: square dekameter
|
1.0 dam2 (1,100 sq ft)
|
|
| square metre
|
m2
|
Q25343
|
m2
|
US spelling: square meter
|
1.0 m2 (11 sq ft)
|
|
| square decimetre
|
dm2
|
Q3331719
|
dm2
|
US spelling: square decimeter
|
1.0 dm2 (16 sq in)
|
|
| square centimetre
|
cm2
|
Q2489298
|
cm2
|
US spelling: square centimeter
|
1.0 cm2 (0.16 sq in)
|
|
| square millimetre
|
mm2
|
Q2737347
|
mm2
|
US spelling: square millimeter
|
1.0 mm2 (0.0016 sq in)
|
|